Company Advantages1. DMS Seal manufacturer provides good quality and competitive price hydraulic seals. pneumatic piston seals hydraulic piston seals sizes offered by DMS Seal Manufacturer are used for hydraulic piston seals.
2. The fame of DMS Seal Manufacturer is widely increasing for its high quality piston seals. DMS Seal manufacturer was established in 2008 and now has more than 10 years professional experience
3. hydraulic piston seals is considered as the most promising hydraulic cylinder piston seals because of its hydraulic piston seals suppliers. The high pressure seals have strong wear resistance to hard conditions
4. DMS Seal manufacturer is a technology enterprise which specialized in the R&D and production of seals. Our offered o-ring seal,rubber piston seals is highly acclaimed in the market for its optimum quality.
5. We are also one of the renowned Suppliers of piston seals in domestic. DMS Seals' production equipment and test equipment are on the leading level in the industry
Installation Recommendation
Installation Sizes
Bore Diameter DN H9 | Groove Diameter | Groove Width | Radius | Radial Clearance S max. | O-Ring Cross-Section |
Standard Application | Light Application | Heavy Duty Application | d1 h9 | L1+0.2 | R1 | 10MPa | 20MPa | 40MPa | d2 |
8-14.9 | 15-39.9 | - | DN-4.9 | 2.2 | 0.4 | 0.3 | 0.20 | 0.15 | 1.78 |
15-39.9 | 40-79.9 | - | DN-7.5 | 3.2 | 0.6 | 0.4 | 0.25 | 0.15 | 2.62 |
40-79.9 | 80-132.9 | 15-39.9 | DN-11.0 | 4.2 | 1.0 | 0.4 | 0.25 | 0.20 | 3.53 |
80-132.9 | 133-329.9 | 40-79.9 | DN-15.5 | 6.3 | 1.3 | 0.5 | 0.30 | 0.20 | 5.33 |
133-329.9 | 330-699.9 | 80-132.9 | DN-21.0 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 |
330-669.9 | 670-99.9 | 133-329.9 | DN-24.5 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 |
670-999.9 | ≥1000 | 330-669.9 | DN-28.0 | 9.5 | 2.5 | 0.7 | 0.50 | 0.30 | 8.40 |
≥1000 | ≥1000 | ≥1000 | DN-38.0 | 13.8 | 3.0 | 1.0 | 0.70 | 0.60 | 12.00 |
Application and properties
Standard double acting seal. Suitable for reciprocating motion, allowing larger extrusion clearances, has wide application. Dynamic and static sealing property are excellent, be able to work in dusty condition. Low friction, simple groove, strong adaptability to work conditions.
Sealing ring: filled PTFE
O-ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-60MPa | -45℃ +200℃ | 15 m/s | hydraulic oil, flame retardant liquid, water and others |
Installation Dimensions
Bore Dia. | Groove Dia. | Groove Width | Order No. | O-Ring Dimensions |
DN H9 | d1 h9 | L1+0.2 |
8
10
12 | 3.1
5.1
7.1 | 2.2
2.2
2.2 | GSF8*3.1*2.2
GSF10*5.1*2.2
GSF12*7.1*2.2 | 2.90*1.78
4.80*1.8
6.70*1.8 |
14
15
15 | 9.1
10.1
7.5 | 2.2
2.2
3.2 | GSF14*9.1*2.2
GSF15*10.1*2.2
GSF15*7.5*3.2 | 8.75*1.8
7.59*2.62
8.75*1.8 |
16
16
18 | 11.1
8.5
13.1 | 2.2
3.2
2.2 | GSF16*11.1*2.2
GSF16*8.5*3.2
GSF18*13.1*2.2 | 10.82*1.78
7.59*2.62
12.42*1.78 |
18
20
20 | 10.5
15.1
12.5 | 3.2
2.2
3.2 | GSF18*10.5*3.2
GSF20*15.1*2.2
GSF20*12.5*3.2 | 9.19*2.62
14.00*1.78
12.37*2.62 |
24
24
25 | 19.1
16.5
17.5 | 2.2
3.2
3.2 | GSF24*19.1*2.2
GSF24*16.5*3.2
GSF25*17.5*3.2 | 18.77*1.78
15.54*2.62
17.12*2.62 |
25
28
28 | 14
20.5
17 | 4.2
3.2
4.2 | GSF25*14*4.2
GSF28*20.5*3.2
GSF28*17*4.2 | 13.87*3.53
20.29*2.62
15.47*3.53 |
30
30
32 | 22.5
19
24.5 | 3.2
4.2
3.2 | GSF30*22.5*3.2
GSF30*19*4.2
GSF32*24.5*3.2 | 21.89*2.62
26.70*1.78
23.47*2.62 |
32
35
35 | 21
27.5
24 | 4.2
3.2
4.2 | GSF32*21*4.2
GSF35*27.5*3.2
GSF35*24*4.2 | 20.22*3.53
26.64*2.62
23.40*3.53 |
36
36
38 | 28.5
25
30.5 | 3.2
4.2
3.2 | GSF36*28.5*3.2
GSF36*25*4.2
GSF38*30.5*3.2 | 28.24*2.62
23.39*3.53
29.82*2.62 |
38
40
40 | 27
32.5
29 | 4.2
3.2
4.2 | GSF38*27*4.2
GSF40*32.5*3.2
GSF40*29*4.2 | 25.86*3.53
31.42*2.62
28.17*3.53 |
45
45
48 | 37.5
34
40.5 | 3.2
4.2
3.2 | GSF45*37.5*3.2
GSF45*34*4.2
GSF48*40.5*3.2 | 36.5*2.62
32.92*3.53
36.09*3.53 |
48
50
50 | 37
39
34.5 | 4.2
4.2
6.3 | GSF48*37*4.2
GSF50*39*4.2
GSF50*34.5*6.3 | 36.09*3.53
37.70*3.53
32.69*5.33 |
52
52
55 | 41
36.5
44 | 4.2
6.3
4.2 | GSF52*41*4.2
GSF52*36.5*6.3
GSF55*44*4.2 | 40.87*3.53
35*5.33
44.04*3.53 |
55
56
56 | 39.5
45
40.5 | 6.3
4.2
6.3 | GSF55*39.5*6.3
GSF56*45*4.2
GSF56*40.5*6.3 | 38*5.33
44.04*3.53
39*5.33 |
60
60
63 | 49
44.5
52 | 4.2
6.3
4.2 | GSF60*49*4.2
GSF60*44.5*6.3
GSF63*52*4.2 | 47.22*3.53
42.5*5.33
50.39*3.53 |
63
64
64 | 47.5
53
48.5 | 6.3
4.2
6.3 | GSF63*47.5*6.3
GSF64*53*4.2
GSF64*48.5*6.3 | 46*5.33
51.5*3.53
46.99*5.33 |
65
65
70 | 54
49.5
59 | 4.2
6.3
4.2 | GSF65*54*4.2
GSF65*49.5*6.3
GSF70*59*4.2 | 53.57*3.53
48*5.33
56.74*3.53 |
70
75
75 | 54.5
64
59.5 | 6.3
4.2
6.3 | GSF70*54.5*6.3
GSF75*64*4.2
GSF75*59.5*6.3 | 53.34*5.33
63.09*3.53
56.52*5.33 |
80
80
85 | 69
64.5
74 | 4.2
6.3
4.2 | GSF80*69*4.2
GSF80*64.5*6.3
GSF85*74*4.2 | 66.27*3.53
62.87*5.33
72.62*3.53 |
85
90
90 | 69.5
79
74.5 | 6.3
4.2
6.3 | GSF85*69.5*6.3
GSF90*79*4.2
GSF90*74.5*6.3 | 69.22*5.33
78.97*3.53
72.39*5.33 |
95
95
100 | 84
79.5
89 | 4.2
6.3
4.2 | GSF95*84*4.2
GSF95*79.5*6.3
GSF100*89*4.2 | 82.14*3.53
78.74*5.33
88.49*3.53 |
100
105
105 | 84.5
94
89.5 | 6.3
4.2
6.3 | GSF100*84.5*6.3
GSF105*94*4.2
GSF105*89.5*6.3 | 81.92*5.33
91.67*3.53
88.27*5.33 |
Company Features1. Dms Seals Technology Co.,limited has evolved and expanded the business in piston seals field for many years. - All Work And No Play Makes Jack A Dull Boy. DMS Seal Manufacturer Is One Of The Leading hydraulic piston seals, pneumatic piston seals, hydraulic piston seals sizes Designers, Manufacturers And Exporter From China Get Info!
2. The technical level for o-ring seal comes up to the advanced level in China.
3. It is of highly advanced technology that our piston seals has got more and more attention among customers. - Dms Seals Technology Co.,limited always sticks to the core business philosophy. Inquire now!